?? ??6.5?????????????? ????10???
????:1????????????:????
2?????300?2??
3???????
4???????
5?????150??
??9?16?????????????? ???:09??16????06?22??(??51.70?,??????????130.65???????????)????6.5?,????10????????????
??:???(USGS)???,??,??????????????10????
??
?????:????????????????????